Sha256: 1af0f70536a38cc50e72b1d568232728c50b6977d00316c865ebdd10ec287f27
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Versions: 11
Compression:
Stored size: 1.39 KB
Contents
module UnitTests
module Matchers
def print_warning_including(expected_warning)
PrintWarningIncludingMatcher.new(expected_warning)
end
class PrintWarningIncludingMatcher
def initialize(expected_warning)
@expected_warning = collapse_whitespace(expected_warning)
end
def matches?(block)
@captured_stderr = collapse_whitespace(capture(:stderr, &block))
captured_stderr.include?(expected_warning)
end
def failure_message
"Expected block to #{expectation}\nbut actually printed#{actual_warning}"
end
alias_method :failure_message_for_should, :failure_message
def failure_message_when_negated
"Expected block not to #{expectation}, but it did."
end
alias_method :failure_message_for_should_not,
:failure_message_when_negated
def description
"should #{expectation}"
end
def supports_block_expectations?
true
end
protected
attr_reader :expected_warning, :captured_stderr
private
def expectation
"print a warning including:\n #{expected_warning}"
end
def actual_warning
if captured_stderr.empty?
" nothing."
else
":\n #{captured_stderr}"
end
end
def collapse_whitespace(string)
string.gsub(/\n+/, ' ').squeeze(' ')
end
end
end
end
Version data entries
11 entries across 11 versions & 2 rubygems